JVC LT-42WX70EU User Manual
Page 125

39
Troubleshooting
No sound.
●
Check the speaker cord connection. (➔ page 05)
●
Press the MUTING button.
●
Check the amplifier connection.
●
When “ AMP ” is selected under “ Speaker ”, the sound is output from the
amplifier, and not from the speakers of the monitor. (➔ page 13)
No picture from HDMI devices.
●
Select the correct input on the monitor.
●
Use a cable marked with the HDMI logo.
●
Please use a High Speed HDMI
TM
Cable. High Speed HDMI
TM
Cables are
tested to carry an HD signal up to 1080p and higher. (➔ page 09)
No sound from HDMI devices.
●
Set “ Input-1 Audio ” properly. (➔ page 37)
Cannot control HDMI CEC devices.
●
Set “ Control with HDMI ” to “ On ”. (➔ page 36)
●
Some devices may not accept controls by HDMI CEC.
Cannot operate the product using the buttons on the monitor.
●
Set “ Front Panel Lock ” to “ Off ”. (➔ page 29)
Picture from a computer is strange.
●
Adjust the items under “ PC Setting ”. (➔ page 34)
The source indication stays on the display.
●
Turn on the selected external device and start playback.
●
When no signal is input, you cannot turn off the source indication.
The picture and the sound do not synchronize.
●
Adjust “ Lip Sync ”. (➔ page 27)
●
Adjust “ Picture Delay Time ”. (➔ page 25)
Colours are strange.
●
Adjust the items under “ Picture ”. (➔ page A-2)
●
Load one of the picture presets to discard the current settings and
apply the selected preset. (➔ page A-3)